| Customization: | Available |
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| Noise: | <95dB |
| Hi-Fi: | Professional Preformence |
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| Model | STX812M | STX815M | STX825 | STX818S | STX828S |
| Frequency Range ( -10 dB) | 50 Hz-20 kHz | 41 Hz-20 kHz | 34 Hz-20 kHz | 35 Hz-250 Hz | 32 Hz-250 Hz |
| Frequency Response (± 3 dB) | 75 Hz-20 kHz | 55 Hz-20 kHz | 42 Hz-19 kHz | 40 Hz-120 Hz | 37 Hz-120 Hz |
| Coverage Pattern | 70× 70nominal | 70× 70 nominal | 90 × 50 nominal | / | / |
| Sensitivity (1W/1m) | 95 dB | 96 dB | 98 dB | 96 dB | 99 dB |
| Power Rating | 450 W / 900 W / 1800 W | 600 W / 1200 W / 2400 W | 1200 W / 2400 W / 4800 W | 800 W / 1600 W / 3200 W | 1600 W / 3200 W / 6400 W |
| (Continuous/Program/Peak) | (Continuous/Program/Peak) | (Continuous/Program/Peak) | (Continuous/Program/Peak) | (Continuous/Program/Peak) | |
| Rated Maximum SPL | 130 dB SPL Peak | 131 dB SPL Peak | 136 dB SPL Peak | 132 dB SPL Peak | 138 dB SPL Peak |
| Nominal Impedance | 8Ω | 8Ω | 4Ω | 8Ω | 4Ω |
| Input Connectors | Two NL4 | Two NL4 | Two NL4 | Two NL4 | Two NL4 |
| Operational Modes | Full Range/Bi-Amp | Full Range/Bi-Amp | Full Range/Bi-Amp | Subwoofer | Subwoofer |
| Dimensions (H x W x D) | 571 mm x 355 mm x 264 mm | 721 mm x 436 mm x 329 mm | 1066 mm x 568 mm x 573 mm | 558 mm x 568 mm x 718 mm | 564 mm x 1137 mm x 714 mm |
| (22.5" x 13.4" x 10.4") | (28.4" x 17.2" x 13.0") | (42.0" x 22.4" x 22.6") | (22.0" x 22.4" x 28.3") | (22.2" x 44.8" x 28.1") | |
| Net Weight | 19 kg ( 42 lbs) | 26 kg (58 lbs) | 51 kg (112 lbs) | 45 kg (100 lbs) | 82 kg (180 lbs) |







